#include <bits/stdc++.h>
#include <string>

using namespace std;

int main(){
    int q;
    cin >> q;
    string hackerrank = "hackerrank";
    for(int a0 = 0; a0 < q; a0++){
        string s;
        cin >> s;
        int hack_index = 0;
        for (int i = 0; i < s.length(); i++) {
            if (s[i] == hackerrank[hack_index])
                hack_index++;
            if (hack_index == 9) {
                break;
            }
        }
        if (hack_index == 9) {
            cout << "YES" << endl;
        } else 
            cout << "NO" << endl;
    }
    return 0;
}